The voice is an instrument that is inside you. It’s the only instrument that you can’t see.
自由民主在世界范围内的传播并非不可避免,但它是历史进程中最可能的结果。
我出生于非洲。我之所以来加州,是因为在这里,新技术可以得到推广应用,而且,这里没有具有威胁性的竞争对手。
The pursuit of knowledge is a journey that never ends, and each discovery opens the door to new questions.
The needs of farmers are the direction of our scientific research.
你的大脑比你想象的更强大,关键在于如何激活它。