老子说:“天下难事,必作于易;天下大事,必作于细。”困难的事从容易开始做,大事从小事开始做。把简单的事和小事做得认认真真、有板有眼、风生水起,难事大事也就能自然瓦解。做事如此,教学也是如此。许多美术课上,教师按照教材设置精心准备了一节课,可是临 Lao Tzu said: “The world is difficult, will be made easy; world affairs, will be made in detail.” "Difficult things easy to start, the big event from the beginning to do. Do simple things and trivial things to be serious, have a bright future, wind and water, difficult events will naturally collapse. So, teaching is also true. Many art classes, teachers in accordance with the textbook carefully prepared a class, but Pro