领导力意味着为了更美好的明天而在今天做出艰难的决定。
Leadership means making tough decisions today for a better tomorrow.
La verdadera patria del hombre es su infancia.
The dead are our silent partners in the search for truth.
这些故事不是自传，但它们以那种方式是个人的。我似乎只知道我学到的东西。可能有些东西是通过观察，但我觉得我肯定知道的东西是个人的。
The most important skill in mathematics is the ability to think clearly.
The goal of education is not to increase the amount of knowledge but to create the possibilities for a child to invent and discover, to create men who are capable of doing new things.
做出伟大工作的唯一途径是热爱你所做的事。