The beauty of mathematics is that it allows us to explore the universe without ever leaving our chairs.
Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.
真正的旅程不是寻找新的风景,而是拥有新的眼光。
我不知道女人总能因美貌而得到好处,倒觉得美貌通常会令她们受罪。
Every psychological phenomenon is a function of the whole organism adapting to its environment.