求翻译：人生三原则：按本色做人，按角色办事，按特色定位；做人要知足，做事要知不足，做学问要不知足；寂寞时耐得住，失意时忍得住，得意时沉得住。是什么意思？

Three principles of life: a man by character, according to the role of work, according to the characteristics of location; man to contentment, you have to know enough to scholarship or else contented; stand the lonely, frustrated, when we resist, proud when tolerant.

Principle 3: The true life behave according to the characteristics and roles should be content positioning; behave, you have to know, learning to forego relished endure; when lonely, frustrated, forbearance, and got his cool when living.

正在翻译，请等待...

Three principles of life: natural man, by role, and characteristic positioning; to live enough, do you want to know there is not enough in scholarship or contentment; endure when lonely, down endurable, dog sinks stand.