成功的衡量标准不是市场份额,而是有意义的影响。
Change starts with a single step, but it requires persistence to reach the destination.
现代采石必须将地质学的智慧与工程的创新相结合。
I never doubted myself. I knew that I was going to be something.
——1963年6月25日在西德市政厅柏林墙前的演说