Ah, but a man's reach should exceed his grasp, or what's a heaven for?
Mathematics is the key and door to the sciences.
Coal miners don't just dig in the dirt, they dig for progress.
The true measure of a company's success is not just its financial performance but its contribution to society.
自然界无处可憎或卑劣,而是处处令人赞叹且无穷无尽。