We must have perseverance and above all confidence in ourselves.

This means that we have here an entirely separate kind of chemistry for which the current tool we use is the electrometer, not the balance, and which we might well call the chemistry of the imponderable.

I was taught that the way of progress was neither swift nor easy.

Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves. We must believe that we are gifted for something, and that this thing, at whatever cost, must be attained.

All my life through, the new sights of Nature made me rejoice like a child.

I have frequently been questioned, especially by women, of how I could reconcile family life with a scientific career. Well, it has not been easy.

Be less curious about people and more curious about ideas.