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Mathematics is the language with which God has written the universe.
死亡疾于风,它带走的一切将一去不返。
I never guess. It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.
Gratitude is a simple practice that can have profound effects on your well-being.
"You can't be afraid to fail. It's the only way you succeed."
Success is not about the money you make, it's about the difference you make in people's lives.