"Illustrations are not just decorations for the text; they are an integral part of the storytelling process."

The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.

The essence of liberty is the ability to pursue one’s own goals without arbitrary interference from others.

能源行业是任何经济的支柱，其稳定性保障国家安全。