The things that are essential are acquired with little bother; it is the luxuries that call for toil and effort.
You learn to know a pilot in a storm.
There has never been any great genius without a spice of madness.
To strive with an equal is dangerous; with a superior, mad; with an inferior, degrading.
No one can keep a mask on long.
Success is not greedy, as people think, but insignificant. That is why it satisfies nobody.