If you start out by promising what you don't even have yet, you'll lose your desire to work toward getting it.

The most dangerous phrase in business is "We've always done it this way."

没有听到不如亲耳听到，亲耳听到不如亲眼见到，亲眼见到不如清楚知道，清楚知道不如亲自实践。

The painter must give a completely accurate account of their experience of looking at the subject.