A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us.
译文：有才能而没有权势，即使是贤人也不能制服不肖之徒。所以把一尺长的木材树立在高山之上，就能俯瞰万丈深渊，这并不是木材长，而是因为它所处的位置高。
The joy of discovery in mathematics is unparalleled.