译文：先从忧患方面考虑事情的人，就会享受到乐事，一时的操劳辛苦是永远安逸的开始。赏析：我们做事要有忧患意识，要有先苦后甜的意识，如果只图安逸快乐，就是祸患的开始。
The elements of consciousness are the basic data of psychology.
思想塑造历史的进程。
The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.