Nobody knows nothing.
( John “Jack” Bogle )
Letting losses run is the most serious mistake made by most investors.
( William O'Neil )
Speculation is dealing with the uncertain conditions of the unknown future. Every human action is a speculation in that it is embedded in the flux of time.
( Ludwig von Mises )
An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.
( Newton )
Buy not on optimism, but arithmetic.
( Benjamin Graham )
Large price changes tend to be followed by more large changes, positive or negative. Small changes tend to be followed by more small changes. Volatility clusters.
( Benoit B. Mandlebrot )
More people lost money waiting for corrections and anticipating corrections than the actual corrections.
( Peter Lynch )