在中国要成功,你既需要快速又需要灵活。
短期利益永远不应损害长期可持续性。
我不放弃,我升级。
The beauty of mathematics only shows itself to more patient followers.
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.