The goal of behavior is always the reduction of some drive or need.
行为的目标总是某种驱力或需求的减少。
The beauty of computer science is in its endless possibilities.
The future of drones lies in their ability to integrate with AI and big data.
Always be grateful for what you have.
解释：那些知识浅薄的人所争论的都是些枝微末节。
Those who dream by day are cognizant of many things which escape those who dream only by night.