大国政治的悲剧在于它导致冲突和战争。
People work better when they know what the goal is and why.It is important that people look forward to coming to work in the morning and enjoy working.
幸福的幸里面是一个“幸”,不是一个“辛”。 或者理解成,Y=Why=为什么,I=我。幸福里面没有为什么,只有我。