If Others Would Think As

I Shall Not Mingle Conjectures With Certainties.

He Who Thinks Half-heartedly Will Not Believe In God; But He Who Really Thinks Has To Believe In God.

'tis The Temper Of The Hot And Superstitious Part Of Mankind In Matters Of Religion Ever To Be Fond Of Mysteries, And For That Reason To Like Best What They Understand Least.

What Descartes Did Was A Good Step. You Have Added Much Several Ways, And Especially In Taking The Colours Of Thin Plates Into Philosophical Consideration. If I Have Seen A Little Further It Is By Standing On The Shoulders Of Giants.

Do Not Bodies And Light Act Mutually Upon One Another; That Is To Say, Bodies Upon Light In Emitting, Reflecting, Refracting And Inflecting It, And Light Upon Bodies For Heating Them, And Putting Their Parts Into A Vibrating Motion Wherein Heat Consists?