忠于自己,但永远保持开放学习的心态。
The value chain is the set of activities through which a product or service is created and delivered to customers.
The universe is asymmetric and I am persuaded that life, as it is known to us, is a direct result of the asymmetry of the universe or of its indirect consequences.
我们衡量经济成功的方式必须发展,以反映人们生活的现实。
A hundred times every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving...
Nothing can be created out of nothing.