Emotions are adaptations that have evolved to coordinate other psychological mechanisms in solving specific adaptive problems.
A true friend stabs you in the front.
没有行动的理想只是梦想。
心灵的宁静是最高的财富。
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.