世界总是危险的，人们总是有好有坏。
"The world is always going to be dangerous, and people are always going to be good and bad."
A culture of continuous learning is the foundation of long-term success.
道理明白则气势旺盛，气势旺盛则文辞畅达。
出自汉·桓宽《盐铁论·击之》。释义：做事中途停止就不会成功，种地偷懒的人不会有收获。比喻学习应持之以恒，不能懈怠。
最成功的人是那些擅长备用计划的人。