Let [children] be able to do ...

Let [children] be able to do all things, and love to do only the good.
Let [children] be able to do all things, and love to do only the good.

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

I care not so much what I am to others as what I am to myself. I will be rich by myself, and not by borrowing.
If there is such a thing as a good marriage, it is because it resembles friendship rather than love.
The most certain sign of wisdom is cheerfulness.
The most unhappy and frail creatures are men and yet they are the proudest.
It is much more easy to accuse the one sex than to excuse the other.