In Order To Improve The

If I Go For The Alternative Which Is False, Then Obviously I Shall Be In Error; If I Take The Other Side, Then It Is By... Chance That I Arrive At The Truth, And I Shall Still Be At Fault.... In This Incorrect Use Of Free Will May Be Found The Privation Which Constitutes The Essence Of Error.

God Alone Is The Author Of All The Motions In The World.

Sensations Are Nothing But Confused Modes Of Thinking.

These Long Chains Of Perfectly Simple And Easy Reasonings By Means Of Which Geometers Are Accustomed To Carry Out Their Most Difficult Demonstrations Had Led Me To Fancy That Everything That Can Fall Under Human Knowledge Forms A Similar Sequence; And That So Long As We Avoid Accepting As True What Is Not So, And Always Preserve The Right Order Of Deduction Of One Thing From Another, There Can Be Nothing Too Remote To Be Reached In The End, Or To Well Hidden To Be Discovered.

The Entire Method Consists In The Order And Arrangement Of The Things To Which The Mind's Eye Must Turn So That We Can Discover Some Truth.