The darkest nights produce the brightest stars.

The sun is new each day.

Growth is painful but necessary.

You can't change what you are, only what you do.

压力是一种特权。这意味着你有机会做一些伟大的事情。

Sustainable quarrying means listening to the land as intently as we listen to shareholders.

给我一打健康的婴儿，以及我指定的养育环境，我保证能把其中随机选出的任何一个训练成我选定的任何类型的专家——医生、律师、艺术家、商人，甚至乞丐和小偷，不论他的天赋、爱好、倾向、能力、职业和种族。