The end of life is happiness, and happiness is tranquility.
解决复杂问题的关键通常是找到正确的抽象,这种抽象可以在不丢失问题本质特征的情况下简化问题。
"The only limit to our realization of tomorrow will be our doubts of today."
Success is not about how much money you make, it's about the difference you make in people's lives.