The pursuit of happiness is not just about seeking pleasure, but also about finding meaning and purpose in life.

译文：读书学习一定要放开眼界，开阔心胸；做人一定要坚守原则和底线。赏析：读书不要死记硬背，一定要放开我们的眼界，不光要知其然，还要知其所以然。做人的底线，我们应该时刻铭记，违背社会原则的事，绝对不能做。

You must be the best judge of your own happiness.

The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed exclude, in a manner, all other arts.

The best performance improvement is the transition from the nonworking state to the working state.