如果预料中的快乐是无限大的，就请记住麻烦也可能是同样大。

The more we learn of the true nature of non-human animals, especially those with complex brains and corresponding complex social behaviour, the more ethical concerns are raised regarding their use in the service of man—whether this be in entertainment, as ‘pets,’ for food, in research laboratories or any of the other uses to which we subject them.

Be yourself, the rest is up to time.

每一代人都认为自己比前一代人更聪明，比后一代人更明智。

始终保持交易的书面记录。这将帮助你从错误和成功中学习。