不可以同井底的青蛙谈论大海的辽阔，因为有空间的拘束；不可以同夏天的小虫谈论冰冻的寒冷，因为有时节的局限。

Life is a series of endless repetitions, each more meaningless than the last.

The only reason people want to be masters of the future is to change the past.

Words have the power to heal, to destroy, and to create.

Quality is not a coincidence; it is a consequence.

解析：知行工夫本不可离。