The most successful societies in the future will be those that can combine the efficiency of market economies with the social cohesion provided by traditional values.
相位裕度是系统在变得不稳定之前可以容忍的程度的度量。
许多人认为他们在思考,实际上只是在重新整理他们的偏见。
I don't let the world change my smile.