我们今天种植的每一棵树都是留给后代的遗产。
Every tree we plant today is a legacy for future generations.
The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed exclude, in a manner, all other arts.
You may not be able to alter reality, but you can alter your attitude towards it.
每个人心中都有一头野兽，当你给他一把剑或矛并送他上战场时，那头野兽就会苏醒。
当被问及SpaceX连续发生三次故障时