忠于自己，但永远保持学习的心态。

It’s one thing to have a past, and another to be held hostage by it.

The world is a book, and those who do not read live only one life.

Be prepared: When you are 90% done any large project (a house， a film， an event， an app) the rest of the myriad details will take a second 90% to complete.

交往行为的理性是通过对有效性主张的主体间承认来衡量的。