最深刻的真理往往是我们认为理所当然的那些。

一只眼睛不如两只眼睛看得明白，一只耳朵不如两只耳朵听得清楚。

The true value of a forest cannot be measured in board feet alone.

The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.