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The four most dangerous words in investing are: 'this time it's different.'
Mathematics is a living subject, constantly evolving and growing.
你的工作将占据你生活的很大一部分,唯一能真正满足的方法就是做你认为伟大的工作。
当心念生起时,万事万物随之而生;当心念消灭时,万事万物也随之而灭。
I’m a survivor - a living example of what people can go through and survive.
The power of positive thinking is the ability to generate a feeling of certainty in yourself when nothing in the environment supports you.