It requires indeed some courage to undertake a labor of such far-reaching extent.
I'm just a girl who loves music and loves to perform.
The mind is the organ of adjustment par excellence.
The method of psychology must be as precise as possible.
The best way to succeed is to fail often.
技術(shù)在礦物開采中應(yīng)該同時(shí)服務(wù)于效率和道德。