一个词的力量可以在最黑暗的夜晚中超越最亮的星星。

Don‘t purchase extra insurance if you are renting a car with a credit card.

内心守静而不生差错，不让外物扰乱五官，不让五官扰乱内心，这就叫做心中有所得。

Keep your head up, God gives his hardest battles to his strongest soldiers.

"The most important thing is to keep pushing the boundaries."

Every mathematical problem is a puzzle waiting to be solved, and every solution is a step towards greater understanding.