Customer satisfaction should be the driving force behind every business decision.

坚持是数学研究的关键，许多伟大的成果来自于长期的奋斗。

The essence of poverty is that tomorrow’s uncertainties devour today’s possibilities.

词语的美在于它们能够唤起无法言喻的东西。

我们这一代的挑战是调和进步与正义。