As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
正如几何学最自然的起点是数学点，在观察和自然历史中采用同样的方法也最真实、简单且富有教益。
The past is a place of reference, not a place of residence.
过去从未死去，它甚至还没有过去。
Try not to become a man of success but rather try to become a man of value.
It’s not the manager’s job to prevent risks. It’s the manager’s job to make it safe to take them.