The first days sewing feel strangely busy. There’s the fabric, the thread, the seamline you think you know until the presser foot takes care of it; and there are a million choices in even one simple task. That is one reason why it is easier for the beginner to succeed when the practice is smaller than the ambition. Instead of making a garment at first, focus on one skill and practice it often enough to get the feeling of it into your hands. Sewing needs thought more than it needs pace, and a few minutes of straight seams on a scrap of fabric are worth more than hours of working against a complex task.
Use a stable medium-weight cotton to start; make practice squares instead of using every sewing as a precious part of something. After stitching one straight seam across a scrap of fabric, sew another parallel seam in the same square, using the same seam allowance each time. Press the fabric, then take a moment to read your sewing. Do the stitches look even? Does the seam width drift? Did the edge get flat or wavy? Reading what you’ve done is important in sewing: if you can describe what you did, it is easier to change your next effort.
One typical wrong choice is dragging the fabric forward or backward in the sewing machine as it moves you on, which results in crooked seams and stretched fabric and erratic stitches. The better choice is easier than you may think. Allow the machine feed dogs to carry the fabric forward, while your fingers hold it as it passes; watch the guide, not the needle. Put your fingertips on both sides of the line where you are stitching. If you notice you are drifting, set the needle down, lift the presser foot, and correct the fabric. It is easier to make small early corrections than big late ones.
You can do a simple fifteen-minute sewing session to keep your practice consistent. Spend five minutes preparing for sewing, by threading the machine, adjusting the tension and doing some test sewing; another five minutes do a specific task by learning to sew corners and curves, or keep a straight line; and in the remaining five minutes, trim the threads and press the sewing, then write down a few words about what you improved and what you have trouble with. The writing is as much a part of the practice as the sewing. If you keep your notes over days, you may see a trend develop and learn that the curves are better the slower you sew, or that you skipped stitches only in certain fabrics.
The difficulty is often not the lack of ability, but that you are trying to fix several things at once. If you do not like a seam, look at whether you can fix the machine setting or handling, the cutting or the pressing. It is possible to blame your sewing when the problem really was in a bad cut or the fact that the fabric was not properly placed and matched. If the frustration rises up again, go back to the simplest version of the task. If hemming is a difficult part of sewing a garment, first just practice hemming a square of fabric. If setting a zipper is frustrating, try to set the same zipper on scrap fabric twice before putting it on the project again. Repetition on less serious fabric allows for making mistakes without damaging anything important.
As you get the hang of it, you can start to link some drills into more valuable projects, like using straight seams to sew a pillow cover, a basic tote and a faced garment opening. If you do some sewing of corners you are more prepared to work with collars, cuffs and crisp topstitching. Even pressing each seam is more impactful than beginners think. The aim here is not perfection the first time, but good habits that can make the work less mysterious over time. There is more satisfaction in sewing when it stops being a guessing game and begins to read, one seam at a time.