"It is obvious that the performance of..." - Quote by Warren Buffett
It is obvious that the performance of a stock last year or last month is no reason, per se, to either own it or to not own it now. It is obvious that an inability to "get even" in a security that has declined is of no importance. It is obvious that the inner warm glow that results from having held a winner last year is of no importance in making a decision as to whether it belongs in an optimum portfolio this year.
More by Warren Buffett
“Continually challenge and be willing to amend your best loved ideas.”
“I spend twelve hours a week - a little over 10% of my waking hours - playing the game. Now I am trying to figure out how to get by on less sleep in order to fit in a few more hands.”
“Don't risk what is important to you, to get what is not important to you.”
More on Investment
“The US spends more on energy R&D than all other countries put together, and I personally consider it quite inadequate. In fact, I would have said we should more than double it, if I thought the absorptive capacity could scale up and if it was actually possible to get to that level.”
“We paired this announcement of the R&D [commitment] with the so-called Breakthrough Energy Coalition, which is 27 [major investors] saying, "Hey, we'll put significant money into [energy innovations] when they're ready to spin out probably into startup companies."”
“Why not invest your assets in the companies you really like? As Mae West said, 'Too much of a good thing can be wonderful'.”