If you have knowledge, let others light their candles in it.

If you have knowledge, let others light their candles at it

If you have knowledge, let others light their candles with it.

Light (God's eldest daughter!)

Be what you would seem to be - or, if you'd like it put more simply - a house is no home unless it contains food and fire for the mind as well as the body.

What would be the significance of the candlelight, if there were no darkness? What would be the power of the stars over our minds, if there were no night?