"Experience is simply the name we give our mistakes."

You put together two people who have not been put together before; and sometimes the world is changed, sometimes not. They may crash and burn, or they may ignite and light up the sky.

"Matching methods can be a powerful tool when randomization is not possible."

我不让恐惧控制我，我让它挑战我。

数学的研究是所有智力和精神发展的不可或缺的基础。