The philosophers have only interpreted the world, in various ways. The point, however, is to change it.
哲学家们只是用不同的方式解释世界，而问题在于改变世界。
No one likes being alone. We just don't want to make friends reluctantly. If we did that, we'd probably just be disappointed.
唯一比被人谈论更糟糕的事情是没有人谈论你。
读经书，阅传注，就为治学打下坚实基础；看史籍，鉴古今，就使宏论滔滔切中肯綮；游山川，观壮景，就使志气凌云眼界开阔；戒嗜好，弃私欲，就使胸怀磊落一尘不染。
大国政治的悲剧在于，即使是善意的国家也被迫采取可能导致冲突和战争的行为。
行为由当前刺激情境和过去的强化历史决定。