试图阻止知识前进是没有好处的。无知永远不比知识好。
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.
释义：上顺应于天，下取悦于民。使民众喜悦，人民便忘记了劳苦；用喜悦战胜困难，民众就会忘掉死亡的威胁，喜悦的作用太大了，它能勉励民众！
Focus on directions rather than destinations. Who knows their destiny？ But maintain the right direction and you’ll arrive at where you want to go.
我一直是个斗士。
The beauty of physics lies in its ability to explain the complex with simple laws.