Necessity Is The Mother Of All Invention.

A Life Directed Chiefly Toward The Fulfillment Of Personal Desires Will Sooner Or Later Always Lead To Bitter Disappointment.

To Raise New Questions, New Possibilities, To Regard Old Problems From A New Angle, Requires Creative Imagination And Marks Real Advance In Science.

Man's Will, Sustained By An Indominable Conviction, Is Much More Powerful Than Material Forces That Seem Insurmountable.

True Knowledge Comes With Deep Understanding Of A Topic And Its Inner Workings.

The Important Thing Is Not To Stop Questioning. Curiosity Has Its Own Reason For Existing. One Cannot Help But Be In Awe When He Contemplates The Mysteries Of Eternity, Of Life, Of The Marvelous Structure Of Reality. It Is Enough If One Tries Merely To Comprehend A Little Of This Mystery Every Day. Never Lose A Holy Curiosity.