信任是商业中最有价值的货币。
Trust is the most valuable currency in business.
The state is the most important institution in human society, and its strength or weakness is the key determinant of a society's success or failure.
Psychology should focus on how the mind functions to solve practical problems, not just its abstract structure.
The defining characteristic of pessimists is that they tend to believe bad events will last a long time, will undermine everything they do, and are their own fault.
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.