革命道德不是从天上掉下来的。它是在日常斗争中培养,在革命活动中锤炼的。
成功的关键是关注长期,而不是短期收益。
There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
The truth is rarely pure and never simple.