所谓SMART原则，即是：
- 目标必须是具体的（Specific）stresses the need for a specific goal over and against a more general one.
- 目标必须是可以衡量的（Measurable）stresses the need for concrete criteria for measuring progress toward the attainment of the goal.
- 目标必须是可以达到的（Attainable）stresses the importance of goals that are realistic and attainable.
- 目标必须和总体目标具有相关性（Relevant）stresses the importance of choosing goals that matter.
- 目标必须具有明确的截止期限（Time-bound）stresses the importance of grounding goals within a time frame, giving them a target date.
