What we see changes what we know. What we know changes what we see.

He said that the world was made for men to fight in and that the worth of a thing was the worth of the fight for it.

生活的艺术在于知道何时坚持，何时放手。

每天学习，尤其是从别人的经验中学习。它更便宜！“——约翰·博格尔

可持续性不是一种选择；它是我们行业生存的必要条件。