"The only thing that can save us is the truth. The truth is the only thing that can set us free."

It is fortunate for governments that the people do not think.

The internet is a tool that can be used for good or bad. It's up to us to decide how we use it.

I am not an Athenian or a Greek，but a citizen of the world.

The important thing is not to stop questioning. Curiosity has its own reason for existing.

"The future is about creating a more sustainable world."