最好的肥料是农民在田间的身影。
The best fertilizer is the farmer's shadow in the field.
我认为在生活中保持平衡很重要。你不能一直工作；你也必须玩得开心。
States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.
Every individual has a place to fill in the world and is important in some respect whether he chooses to be so or not.
投资者应专注于他们能控制的事情，并忽略市场的噪音。