子曰:“君子怀德,小人怀土;君子怀刑,小人怀惠。”
【译文】 孔子说:“君子心怀仁德,小人心怀家乡;君子心怀法制,小人心怀实利。”
获得自信的最好方法就是去做你害怕做的事情。
The future of energy lies in diversification - no single source can meet all our needs.
A true mathematician is always a student, always learning.