The key to credible causal inference is not just the method, but how well the method fits the question at hand.
释义:君子在面对挫折、困难的时候,应该反躬自问,修养品德。蹇(jiǎn),多指行动迟缓、困苦、不顺利的意思。
The key to sustainable growth is balancing short-term gains with long-term vision.
快乐是最高的善,我们追求快乐,避免痛苦。