“Reflexion is careful and laborious thought, and watchful attention directed to the agreeable effect of one's plan. Invention, on the other hand, is the solving of intricate problems and the discovery of new principles by means of brilliancy and versatility.”

[Banesh Hoffmann, The strange story of the quantum: an account for the general reader of the growth of the ideas underlying our present atomic knowledge, Courier Dover Publications, 1959, 0486205185, 4]

Inner Freedom: A Spiritual Journey for Prison Inmates (2008)

Source: Enigmas Of Chance (1985), Chapter 2, Lwów, p. 39.

André-Marie Ampè, in André-Marie Ampère: Enlightenment and Electrodynamics http://books.google.co.in/books?id=QWZKQWB-sbQC&pg=PA159, Cambridge University Press, 1996, p. 159

Flash Crowd, section 7, in Three Trips in Time and Space (1973), edited by Robert Silverberg, p. 65

Part 3: Of Fate And Predestination; Opening sentence
On the Harmony of Religions and Philosophy
Context: This is one of the most intricate problems of religion. For if you look into the traditional arguments () about this problem you will find them contradictory; such also being the case with arguments of reason. The contradiction in the arguments of the first kind is found in the Qur'an and the Hadith.

Original: Il pensiero e l'attenzione sono la dimostrazione di quanto si tenga ad una persona.
Source: prevale.net

Present at the Creation: My Years in the State Department (1969), State Department Management, Leadership Perspectives