“If you've got the truth you can demonstrate it. Talking doesn't prove it.”
Robert A. Heinlein book Stranger in a Strange Land
Source: Stranger in a Strange Land
The Ten Commandments
“If you've got the truth you can demonstrate it. Talking doesn't prove it.”
Robert A. Heinlein book Stranger in a Strange Land
Source: Stranger in a Strange Land
Albrecht Dürer (1471–1528) German painter, printmaker, mathematician, and theorist
Vier Bücher von menschlicher Proportion (1528).
Blaise Pascal (1623–1662) French mathematician, physicist, inventor, writer, and Christian philosopher
The Art of Persuasion
Blaise Pascal (1623–1662) French mathematician, physicist, inventor, writer, and Christian philosopher
The Art of Persuasion
“Christianity is again demonstrating the Life that is Truth, and the Truth that is Life”
Mary Baker Eddy book Science and Health with Key to the Scriptures
Source: Science and Health with Key to the Scriptures, p. 97
Moses Mendelssohn (1729–1786) German Jewish philosopher and theologian
Source: Jerusalem, or on Religious Power and Judaism (1783), p. 73
Bertrand Russell book Religion and Science
Religion and Science (1935), Ch. I: Ground of Conflict
1930s
Thomas Kuhn book The Structure of Scientific Revolutions
Source: The Structure of Scientific Revolutions (1962), X. Revolutions as Changes of World View, p. 114 (3rd edn.)
Poul Anderson (1926–2001) American science fiction and fantasy writer
Patrick L. McGuire, Her Strong Enchantments Failing (p. 94)
Short fiction, The Book of Poul Anderson (1975)