A proof is a device for convincing someone else that a mathematical statement is true.
The market doesn’t reward you for being right, it rewards you for being profitable.
Greatness is not this wonderful, esoteric, elusive, god-like feature that only the special among us will ever taste. It’s something that truly exists in all of us.
当九月结束时叫醒我。
用努力证明自己，而不是用言语。