心理学的研究就是生活问题解决机制的研究。

人生的伟大任务是学习主的旨意，然后遵行它。

The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.

最好的领导者是那些培养更多领导者的人，而不是追随者。

A picture must be grasped at once, as a whole, like a piece of music.

如果不给儿童提供帮助，如果忽视他的环境，那他的精神生命将会处于持续的危险之中。