21、成功的奥秘在于目标的坚定。
The secret of success lies in the firm aim.
22、目标要远大，不达目的决不罢休。
Goals should be ambitious, and we will never stop until we reach them.
23、伟大的精力只是为了伟大的目的而产生的。
Great energy is produced only for great purposes.
