If you pay too much for any asset you will get a poor future return and equities are no exception.
It is a mistake to think one limits one's risks by spreading too much between enterprises about which one knows little ... one's knowledge and experience are definitely limited.
The basic concept of value to a private owner and being motivated when you're buying and selling securities by reference to intrinsic value instead of price momentum - I don't think will ever be outdated.
Patience is the companion of wisdom.
Risk is not knowing what you are doing.
If you see a bandwagon, it's too late.
There are two times in a man's life when he should not speculate: when he can't afford it, and when he can.
It is the nature of a speculative boom that almost anything can collapse it.
We don't believe in the Noah's Ark principle of investing, winding up with two of everything. Then you have a zoo.
One of the funny things about the stock market is that every time one man buys, another sells, and both think they are astute.
Capital allocation based on a company's index weighting with little consideration for the returns they generate or how they are discounted in the share price is a recipe for wealth destruction.
If, in your thinking, you rely entirely on others, often through the purchase of professional advice, whenever outside a small territory of your own, you will suffer much calamity.
Traditional wisdom can be long on tradition and short on wisdom.
Where all think alike, nobody thinks very much.
Business is Darwinism: only the fittest survive.
I can calculate the motions of heavenly bodies, but not the madness of people.