When You Are Face To

Can You Measure It? Can You Express It In Figures? Can You Make A Model Of It? If Not, Your Theory Is Apt To Be Based More Upon Imagination Than Upon Knowledge.

If You Study Science Deep Enough And Long Enough, It Will Force You To Believe In God.

We All Confidently Believe That There Are At Present, And Have Been From Time Immemorial, Many Worlds Of Life Besides Our Own. . . . [this] May Seem Wild, And Visionary; All I Maintain Is That It Is Not Unscientific.

All Of Science Can Be Divided Into Physics And Stamp-collecting.

At What Time Does The Dissipation Of Energy Begin?