"A man is rich in proportion to the number of things he can afford to let alone."

我坚持我所相信的，不在乎别人的看法。

臣民的政治自由是每个人对自己安全感的平静心态。

持续学习是保持竞争优势的唯一途径。

The greatest theorems are those that reveal hidden connections.

True progress in agriculture measures success by both harvests and ecosystem health.

进步的艺术是在变化中保持秩序，在秩序中保持变化。