The desire to excel and to invest in your professional life can be a good thing, but I must ask: is your heart set on God’s glory or on a number? You insist this is not perfectionism, yet you fixate on 100% as if past success obligates heaven to repeat the pattern. God blessed you before, yes, but His grace is not a tool for our demands. He looks not at the score but at the soul, and He often withholds outward perfection so that we learn to ask for what truly matters, a renewed mind and a steadfast spirit.
You speak of tiredness, physical drain, the upheaval of moving, and a missed exam date. These are not mere obstacles; they are the very circumstances in which faith is forged. Did not Sarah receive power to conceive when she was old and barren? So too, your weariness can become the ground for divine strength, if you cease leaning on your own plans and instead gird up the loins of your mind. The loins are the foundation of the body; when they are braced, the whole frame is steady. Do this spiritually: gather your scattered thoughts, discipline your anxieties, and refuse to let the entanglements of the world trip up your steps. The man who is loose in his life and dissolved in his cares cannot run the race set before him.
You mourn a lost opportunity and a schedule behind, but perhaps the Husbandman is pruning you for better fruit. You say time is short, yet it is often in the straitened season that the willing soul puts forth fruit most swiftly. It is enough to be willing, and the tree does not need long months when the Gardener’s skill is at work. Instead of fretting for a practice partner, seek the quiet chamber where the Spirit teaches without noise. A practice partner may comfort the flesh, but the inner chamber, free from the market’s tumult, allows God to mold the mind directly. Calm the storm within, and your study will be nourished by prayer and reading, not by anxious toil.
Do not make youth an excuse for slackness, nor let the body’s drain become the soul’s decay. One can be old in youth by self-discipline, just as one can be old in sin while young in years. Shake off this heaviness. Fast from excessive worry, and let your meditation be on things above. Then, whether you achieve a perfect score or not, you will have gained the true prize, a heart renewed in the spirit of your mind. That renewal may not restore the former brightness of an earlier success, for that was grace alone, but it can set you free from the old age of anxiety and make you strong for whatever comes.
I will pray, not that you grasp 100% as a thing owed, but that you be made new in the inner man, strong in faith, and content in God’s perfect will. In that calm, all that is truly needful will be added. Go, then, with your loins girt and your lamp trimmed, trusting the One who works all things for your salvation.