译文：认识是实践的开始，实践是认识的完成。圣人之学只有一个功夫，知和行不能分成两件事。

Short-term gains at the expense of the environment will always lead to long-term losses.

Nature never deceives us； it is always we who deceive ourselves.

If you want to keep something precious, you have to lock it up and throw away the key.