总统的职位是伟大的，但担任这个职位的人并不伟大。

The only limits you have are the ones you set for yourself.

Friends are better than money. Almost anything money can do， friends can do better. In so many ways a friend with a boat is better than owning a boat.

The true potential of technology lies in its ability to empower individuals and communities.

Hate the sin, love the sinner.