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The greatest gift you can give someone is your time and attention.
You cannot get smart people to work extremely hard just for money.
The dream is free but the hustle is sold separately.
纯数学和应用数学之间的相互作用是真正创新发生的地方。
你每花一块钱购买一些实质性的东西,预计在其寿命结束时要支付一块钱的维修、保养或处理费用。
There is no greater sorrow than to recall happiness in times of misery.