I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use. (Galileo Galilei)

Don’t stay in bed, unless you can make money in bed. (George Burns)

I am ready to meet my Maker. Whether my Maker is prepared for the great ordeal of meeting me is another matter. (Sir Winston Churchill)

Each problem that I solved became a rule which served afterwards to solve other problems. (Rene Descartes, Discours de la Methode)