The joy of mathematics comes from the moments of clarity when complex things become simple.
命运与性情是一个概念的两个名字。
Confidence comes from preparation and knowing your stuff.
"The very least you can do in your life is to figure out what you hope for. And the most you can do is live inside that hope. Not admire it from a distance but live right in it, under its roof."
我是一个斗士,我用消极情绪来激发内心的斗志。