To change one’s life: Start immediately. Do it flamboyantly. No exceptions.
技术不仅仅是一种工具，它可以让学习者拥有以前可能没有的声音。
与其抱怨黑暗，不如点亮一支蜡烛。
孔子说：“君子总是胸怀宽广，小人总是忧愁悲伤。”
The real reward of science is the thrill of understanding something new.
The moment one gives close attention to anything, even a blade of grass, it becomes a mysterious, awesome, indescribably magnificent world in itself.