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I have always preferred working on concrete problems rather than abstract theories.
The most advanced technology is useless if farmers don't trust it.
世界上最让我难以理解的就是所得税。
Every seed we plant today is a promise to future generations.
The past, like the future, is indefinite and exists only as a spectrum of possibilities.
The aim of education should be to teach us rather how to think, than what to think—rather to improve our minds, so as to enable us to think for ourselves, than to load the memory with thoughts of other men.
The essence of intelligence is the ability to adapt to new situations.