过去总是紧张的，未来是完美的。
The past is always tense, the future perfect.
如果你不偶尔失败，说明你没有在做真正创新的事情。
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
In all things — except love — start with the exit strategy. Prepare for the ending. Almost anything is easier to get into than out of.