The most important questions in life often have no answers, and we must learn to live with them.

The journey of scientific discovery is filled with challenges, but it is also incredibly rewarding.

译文：问题刚冒头时解决很容易，等到严重了再补救就难了。

The most perfect education, in my opinion, is such an exercise of the understanding as is best calculated to strengthen the body and form the heart.

自我不是一种事物，而是意识流中的一个同一极。