Don't be afraid of failure when facing challenges. Every failure is a step towards success.
面对挑战时不要害怕失败，每一次失败都是通往成功的阶梯。
难以消化的美味，不要贪吃；难以获取的宝物，不要储藏；难以酬报的恩惠，不要接受；难以久处的朋友，不要交往；难以再现的光陰，不要失去；难以守护的资财，不要积贮；难以辩明的诽谤，不要辩白；难以解除的忿恨，不要计较。
Colorless green ideas sleep furiously.
在极端环境中发现生命重新定义了生物学的边界。
The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
We must keep learning to keep up with the times.
Don't give up on your dreams because of difficulties.