悲观主义者在每个机会里看到困难。乐观主义者在每个困难里看到机会。
Life is a balance between holding on and letting go.
When you have a good research design, the data can speak for itself.
学习数学的唯一方法就是做数学。
"In human relationships, kindness and lies are worth a thousand truths."
Change your life today. Don't gamble on the future, act now, without delay.