科学的目标不是事物本身，而是事物之间的关系。
The most important thing is to be true to yourself.
阈限性是两个阶段之间的过渡状态，个体不再处于前一个状态，但尚未进入下一个状态。
The future belongs to those who embrace change.
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.