... knowledge must continually be renewed by ceaseless effort, if it is not to be lost. It resembles a statue of marble which stands in the desert and is continually threatened with burial by the shifting sand. The hands of service must ever be at work, in order that the marble continue to lastingly shine in the sun. To these serving hands mine shall also belong.

It is my inner conviction that the development of science seeks in the main to satisfy the longing for pure knowledge.

Morality is of the highest importance - but for us, not for God.

As the area of light expands, so does the perimeter of darkness.

Gravitation cannot be held responsible for people falling in love. How on earth can you explain in terms of chemistry and physics so important a biological phenomenon as first love? Put your hand on a stove for a minute and it seems like an hour. Sit with that special girl for an hour and it seems like a minute. That's relativity.

Even short words of encouragement is enough to enlighten one's darkened minds and make things a little bit easier to handle. You might be searching for short motivational quotes, that's why I'm here to give you a set of the best short inspiring quotes. Try not to become a man of success but a man of value.

No amount of experimentation can ever prove me right; a single experiment can prove me wrong.