预测未来的最好方法就是创造未来。
重要的不是想法,而是将想法变为现实。
Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something, return it better shape (filled up, cleaned) than when you got it.
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.