The only limit to our realization of tomorrow is our doubts of today.
Quality is not a myth; it is a fact.
Liberty is the right to do what the law permits.
与我们内心的力量相比,过去和未来的事情都是微不足道的。
当人想要保护某人时,才会发挥出真正的力量。
In mathematics, the simplest questions often lead to the most profound discoveries.