The only way to learn mathematics is to do mathematics.
Leaders must have vision, not only seeing today's market but also foreseeing tomorrow's trends.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'
释义:天下万物的存在与否,不是人的思考、忧虑所能使其产生或消失的。