It's on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.
The most sustainable competitive advantage is a culture of continuous learning.
煤炭仍将是能源结构的一部分,但其角色必须为更清洁的未来重新定义。
数学家的工作大多是孤独的追求,但它建立在许多其他人的工作之上。