The most important thing in life is to act immediately. Write a 300-word essay for the title

Tall buildings rise from the ground. As a middle school student, we live in the 21st century with highly developed material and spiritual civilizations. Studying hard and serving the motherland are the missions given to us by history. Not only should we set lofty ambitions from an early age, but we must also cultivate resolute and perseverance. The fine style of perseverance, tenacity and perseverance. Be true to your word and bear fruit in your deeds. Action is both a habit and a character. Only by putting it into action can science and technology innovate and society develop. No matter what kind of grand blueprint, only by perseverance and dedication, will it eventually become a beautiful reality.