数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
The writer is a person who writes, and the reader is a person who reads.
权力精英不是孤立的统治者。顾问和咨询师、发言人和舆论制造者,往往是他们更高层次思想和决策的领导者。
Leadership is not about being in charge. It is about taking care of those in your charge.
我们不是从祖先那里继承土地;我们是从子孙那里借来的。
生存下来的不是最强壮的物种,也不是最聪明的物种,而是最能适应变化的物种。
我宁愿亲自监督政府的全部运作,也不愿将公共事务委托给下属。