The complexity of the nervous system is both a challenge and an inspiration.

To imagine is everything, to know is nothing at all.

"The most profound truths are found in contradictions."

看遍了世间的人情冷暖，才认识到旷达洒脱的可贵；尝遍了世间的种种滋味，才知道清净淡泊的真切内涵。