The future of coal depends on balancing economic growth with environmental care.
煤炭的未来取决于经济增长与环境保护之间的平衡。
The only learning which significantly influences behavior is self-discovered, self-appropriated learning.
教师必须具有健康的体魄,农人的身手,科学的头脑,艺术的兴味,改革社会的精神。
如果真正的投资者忘记股票市场并关注他的股息回报和公司的经营业绩,他会做得更好。
Mental activity is always directed toward some end.
The most profound truths are often the ones we take for granted.