Speculation is a hard and trying business, and a speculator must be on the job all the time, or he'll soon have no job to be on.
( Jesse Livermore )
Those who know don't tell, and those who tell don't know.
( Michael Lewis )
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 )
The individual investor should act consistently as an investor and not as a speculator.
( Ben Graham )
Patterns of price movement are not random. However, they're close enough to random.
( Jim Simons )
Investing is not supposed to be easy. Anyone who finds it easy is stupid.
( Charlie Munger )
The most dangerous people in the world are very smart traders who have never gotten their teeth kicked in.
( F. Helmut Weymar )