The only way to discover the limits of the possible is to go beyond them into the impossible.
发现可能性的极限的唯一方法是超越它们进入不可能。
Stay hungry, stay foolish, but always stay true to yourself.
The challenge of our time is to build an economy that works for everyone, not just the privileged few.
没有任何人有权利来到这个世界又离开它而不留下他曾经存在过的明确而正当的理由。
In a state, the liberty of one citizen is a menace to the liberty of another.