When your thoughts are attentive, you don’t hear the thunder. ——Liu Shao, a thinker of the Wei state during the Three Kingdoms period, "Characters·Materials"

If you don't seek widely, you will gain; if you don't learn miscellaneously, you will learn. ——Wang Tong, a scholar of the Sui Dynasty, "Wen Zhongzi·Wei Xiangpian"

The eyes cannot see both ways, and the ears cannot hear both ways and understand. ——Xun Kuang, a thinker at the end of the Warring States Period Xunzi "Xunzi Encouraging Learning"

The eye observes the end of the hair, but the ear cannot hear the sound of thunder; the ear tunes the sound of jade, and the eye cannot see the height of Mount Tai. ——Liu An, King of Huainan of the Western Han Dynasty, "Huainanzi·Jiao Zhenxun" A person who has an upright heart and is dedicated to his career will definitely accomplish many things. ——Russian writer and revolutionary Herzen Science is very jealous, and science only bestows the highest grace on those who devote themselves wholeheartedly to science. ——German philosopher Feuerbach A person who concentrates on thinking is not wasting his time. While some labor is tangible, there is also a kind of labor that is intangible. ——French writer Hugo Numerous facts have shown that only by devoting your whole body and mind, concentrating, striving for excellence, not being afraid of hard work, and never looking back, can you climb the peak of science. ——Deng Xiaoping In order to generate innovative ideas, you must have: (1) necessary knowledge; (2) an attitude that is not afraid of mistakes and making mistakes; (3) concentration and deep insight. ——American management scientist Sweeney "To Future CEOs" It is rare to see someone concentrate on completing a beautiful and legitimate thing. What we usually see are either timid scholars or reckless men who are eager for success.

——German playwright, poet, and thinker Goethe