研究心理过程需要实验和比较方法。

These walls are very interesting. When you first went to jail, you hated the high walls, and slowly, you get used to it. This is called institutionalization.

Just like that, she was gone.

The only time you should ever look back is to see how far you've come.

True progress in farming comes from observing and learning from nature.

Age is foolish and forgetful when it underestimates youth.

出自汉·桓宽《盐铁论·刺议》。专己，指刚愎自用。拒绝忠言直谏的人就会闭塞，一意孤释义：行的人就会孤立。治国安邦的人要认真听取别人的意见，不能拒纳谏言、一意孤行。