The only reason people want to be masters of the future is to change the past.

The most dangerous phrase in business is "We've always done it this way."

注释：杜绝不良嗜好和欲望，这样才能免除负累。抑制不合理的行为，减少邪恶的行径，这样可以避免过失。远离酒色，这样才能保持自身清白。