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Knowledge Quotes

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Knowledge Quotes

“It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.”

Knows Humor Motivational Truth Science Energy Knowledge Learning Environment Trouble Security Management Climate Change Cute Life Lesson Statistician

Book:Mark Twain on Common Sense: Timeless Advice and Words of Wisdom from America's Most-Revered Humorist

Source: Mark Twain on Common Sense: Timeless Advice and Words of Wisdom from America's Most-Revered Humorist

“The fear of speculation, the ostensible rush from the theoretical to the practical, brings about the same shallowness in action that it does in knowledge. It is by studying a strictly theoretical philosophy that we become most acquainted with Ideas, and only Ideas provide action with vigour and ethical meaning.”

Doe Ideas Philosophy Action Energy Knowledge Study Practicals Significance Ethical Speculation Theoretical Shallowness

Author:Friedrich Wilhelm Joseph Schelling

“But if we laugh with derision, we will never understand. Human intellectual capacity has not altered for thousands of years so far as we can tell. If intelligent people invested intense energy in issues that now seem foolish to us, then the failure lies in our understanding of their world, not in their distorted perceptions.”

Source: The Panda's Thumb: More Reflections in Natural History

“Our knowledge of stars and interstellar matter must be based primarily on the electromagnetic radiation which reaches us. Nature has thoughtfully provided us with a universe in which radiant energy of almost all wave lengths travels in straight lines over enormous distances with usually rather negligible absorption.”

Matter Science Universe Energy Stars Lines Knowledge Distance Wave Astronomy Enormous Length Radiation Radiant Straight Lines Absorption Interstellar

Author:Lyman Spitzer

“The law of the Conservation of Energy is already known — viz., that the sum of all the energies of the universe, actual and potential, is unchangeable.”

Knows Law Science Universe Energy Known Knowledge Conservation Unchangeable Energy Conservation Potential Energy

Author:William John Macquorn Rankine

“The first thing the reasonable man must do is to be content with a very little knowledge and a very great deal of ignorance. The second thing he must do is to make the utmost possible use of the knowledge he has and not waste his energy crying for the moon. The third thing he must do is try and see clearly where his knowledge ends and his ignorance begins.”

Knows Men Trying Firsts Littles Ends Use Science Energy Deals Knowledge Cry Ignorance Moon Waste Thirds Ignorant Reasonable Little Knowledge Reasonable Man

Author:Arthur David Ritchie

“In the case of various kinds of knowledge, we find that what in former days occupied the energies of men of mature mental ability sinks to the level of information, exercises, and even pastimes for children; and in this educational progress we can see the history of the world's culture delineated in faint outline.”

Men World Kind Children Culture Energy Ability Levels Knowledge Cases Progress Information Exercise Various Educational Former Mature World History Outlines Pastime

Book:The Phenomenology of Mind

Source: The Phenomenology of Mind