To speak is to risk, but to be silent is to risk more.
说话是一种冒险,但沉默是更大的冒险。
The beauty of topological insulators lies in their robustness; their surface states are protected against disorder and imperfections.
谦虚:向苏格拉底和耶稣学习。
最优货币区是指能够以最小的实际经济干扰来稳定就业和价格的区域。
你管理事物;你领导人们。