The British Museum was ...

The British Museum was founded with a civic purpose, to allow the citizen, through reasoned inquiry and comparison, to resist the certainties that endanger free society and are still among the greatest threats to our liberty.
The British Museum was founded with a civic purpose, to allow the citizen, through reasoned inquiry and comparison, to resist the certainties that endanger free society and are still among the greatest threats to our liberty.
 Neil MacGregor

More phrases

All the great things are simple, and many can be expressed in a single word: freedom, justice, honor, duty, mercy, hope.
I know but one freedom and that is the freedom of the mind.
 Antoine de Saint-Exupéry
Freedom is not worth having if it does not connote freedom to err.
The amount of happiness that you have depends on the amount of freedom you have in your heart.
 Thích Nhất Hạnh
Without freedom of thought, there can be no such thing as wisdom - and no such thing as public liberty without freedom of speech.

Quotes from the same author

In the world of the Middle East at the moment, the debates are shrill. But ... the wisest voice of all of them may well be the voice of this mute thing, the Cyrus cylinder.
 Neil MacGregor