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But man is not made for defeat. A man can be destroyed but not defeated.
Investing in R&D is investing in the future, and we never hesitate about this.
Knowledge is of no value unless you put it into practice.
每一个数学问题都是一个等待解决的谜题,每一个解决方案都是迈向更深入理解的一步。
The only person who cannot be helped is that person who blames others.
To love means loving the unlovable. To forgive means pardoning the unpardonable. Faith means believing the unbelievable. Hope means hoping when everything seems hopeless.