The students of the great scientist Einstein highly praised the teacher, saying that you should be the most knowledgeable person in the world. Einstein smiled and replied, no, I am more ignorant than ordinary people. The students are confused. Einstein drew a circle by hand, wrote "known" in the circle and "unknown" outside the circle, and the students immediately understood that the bigger the original "known" field, the bigger the "unknown" field.

"The husband has everything in his life and everything in his heart. Different circumstances, different hearts. The amount of the heart is the same as that of the environment. The amount of the environment is infinite, and the amount of the heart is infinite. My life is limited, but so is my knowledge. With restrictions, there is no restriction, and it is almost there! As shown in The Circle of Judah, the inside of the circle is known, but the outside of the circle is unknown. The more known, the wider the unknown. Can a scholar have idealism and wisdom? What's the matter with monasticism? Going to the holy land to preach, only learning and knowing, causing virtual silence. " This is the true nature of Tao, which can only be seen when it is empty and quiet. "

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