There are two modes of acquiring knowledge, namely by reasoning and experience. Reasoning draws a conclusion and makes us grant read more

There are two modes of acquiring knowledge, namely by reasoning and experience. Reasoning draws a conclusion and makes us grant the conclusion, but does not make the conclusion certain, nor does it remove doubt so that the mind may rest on the intuition of truth, unless the mind discovers it by the path of experience.

Conscious and unconscious experiences do not belong to different compartments of the mind; they form a continuous scale of gradations, read more

Conscious and unconscious experiences do not belong to different compartments of the mind; they form a continuous scale of gradations, of degrees of awareness.

The first thing a man will do for his ideals is lie.

The first thing a man will do for his ideals is lie.

Science does not give us absolute and final certainty. It only gives us assurance within the limits of our mental read more

Science does not give us absolute and final certainty. It only gives us assurance within the limits of our mental abilities and the prevailing state of scientific thought.

To know truly is to know by causes.

To know truly is to know by causes.

Every step in human progress, from the first feeble stirrings in the abyss of time, has been opposed by the read more

Every step in human progress, from the first feeble stirrings in the abyss of time, has been opposed by the great majority of men. Every valuable thing that has been added to the store of man's possessions has been derided by them when it was new, and destroyed by them when they had the power. They have fought every new truth ever heard of, and they have killed every truth-seeker who got into their hands.

The ruthlessness born of self-seeking is ineffectual compared with the ruthlessness sustained by dedication to a holy cause. "God wishes," read more

The ruthlessness born of self-seeking is ineffectual compared with the ruthlessness sustained by dedication to a holy cause. "God wishes," said Calvin, "that one should put aside all humanity when it is a question of striving for His glory.".

Fear comes from uncertainty. When we are absolutely certain, whether of our worth or our worthlessness, we are almost impervious read more

Fear comes from uncertainty. When we are absolutely certain, whether of our worth or our worthlessness, we are almost impervious to fear. Thus a feeling of utter worthlessness can be a source of courage.

Habits are to the soul what the veins and arteries are to the blood, the courses in which it moves.

Habits are to the soul what the veins and arteries are to the blood, the courses in which it moves.