The robot has two behaviors in the course of planning: moving to the goal and collision avoidance, and the collision avoidance behavior has the higher priority.

在规划过程中，机器人有两种行为：向目标运动和避碰，且避碰行为具有优先权。

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If you're hoping to improve a relationship with someone, you can set a Cloze Score goal for your relationship to move that person's emails and social-network posts to a higher priority in the list where they're displayed.

WSJ: Review of Cloze: An Email Inbox That Knows Who's Important