[those] Who Have An Excessive Faith In

The Joy Of Discovery Is Certainly The Liveliest That The Mind Of Man Can Ever Feel.

All The Vital Mechanisms, Varied As They Are, Have Only One Object, That Of Preserving Constant The Conditions Of Life In The Internal Environment.

A Man Of Science Rises Ever, In Seeking Truth; And If He Never Finds It In Its Wholeness, He Discovers Nevertheless Very Significant Fragments; And These Fragments Of Universal Truth Are Precisely What Constitutes Science.

The Experimenter Who Does Not Know What He Is Looking For Will Not Understand What He Finds.

The Great Experimental Principle, Then, Is Doubt, That Philosophic Doubt Which Leaves To The Mind Its Freedom And Initiative, And From Which The Virtues Most Valuable To Investigators In Physiology And Medicine Are Derived.