“Optimism is the one quality more associated with success and happiness than
any other.”
Brian Tracy (1944) American motivational speaker and writer
Out of Control: The New Biology of Machines, Social Systems and the Economic World (1995), New Rules for the New Economy: 10 Radical Strategies for a Connected World (1999)
“Optimism is the one quality more associated with success and happiness than
any other.”
Brian Tracy (1944) American motivational speaker and writer
“i find nothing more depressing than optimism.”
Paul Fussell (1924–2012) Recipient of the Purple Heart medal
“Every cause produces more than one effect.”
Herbert Spencer (1820–1903) English philosopher, biologist, sociologist, and prominent classical liberal political theorist
On Progress: Its Law and Cause
Essays on Education (1861)
“One reads books in order to gain the privilege of living more than one life….”
Garrison Keillor (1942) American radio host and writer
“Knowing how to keep a friend is more important than gaining a new one.”
Baltasar Gracián book The Art of Worldly Wisdom
Saberlos conservar es más que el hazerlos amigos.
Maxim 158 (p. 90)
The Art of Worldly Wisdom (1647)
Napoleon I of France (1769–1821) French general, First Consul and later Emperor of the French
Napoleon : In His Own Words (1916)
“Nothing is better than reading and gaining more and more knowledge.”
Stephen Hawking (1942–2018) British theoretical physicist, cosmologist, and author
Thomas Sowell (1930) American economist, social theorist, political philosopher and author
Source: 1980s–1990s, Knowledge and Decisions (1980; 1996), Ch. 1 : The Role of Knowledge