"Interest rates are the gravity to value." -Warren Buffett

Market value of largest US mainline passenger airlines ✈️: Delta $41 billion Southwest $35 billion United Continental $24 billion American $19 billion

Apple's market value in excess of $1 trillion is more than Tesla, Twitter, and American Airlines COMBINED. $AAPL $TSLA $TWTR $AAL

"As far as I'm concerned, the stock market doesn't exist. It is there only as a reference to see if anybody is offering to do anything foolish." -Warren Buffett

"The price of a stock doesn't tell me anything about a business. I would rather value a stock or a business first and not even know the price so that I'm not influenced by the price in establishing my valuation." - Warren Buffett

"History doesn't repeat itself, but it does rhyme." -Mark Twain

"There's always a bull market somewhere." -Jim Cramer

"The more successful the company, the greater are likely to be the fluctuations in the price of its shares." -Benjamin Graham

"A serious investor is not likely to believe that the day-to-day or even month-to-month fluctuations of the stock market make him richer or poorer." -Benjamin Graham

"You are neither right nor wrong because the crowd disagrees with you. You are right because your data and reasoning are right." - Benjamin Graham

The three worst single-day point losses in the history of the Dow all occurred THIS YEAR: 2018-02-05 (1,175.21) 2018-02-08 (1,032.89) 2018-10-10 (831.83)

“To invest successfully, you need not understand beta, efficient markets, modern portfolio theory, option pricing or emerging markets. You may, in fact, be better off knowing nothing of these.” -Warren Buffett

It's not about how your portfolio got to where it is today, it's about where your portfolio is going from here.

"You should never buy a stock because it has gone up or sell a stock because it has gone down." -Benjamin Graham

"Search for discrepancies between the value of a business and the price of small pieces of that business in the market." -Warren Buffett

“People always want a formula - but it doesn’t work that way. You have to estimate total cash generated from now to eternity, and discount it back to today. Yardsticks such as P/Es are not enough by themselves.” - Warren Buffett

$Uber has retained earnings of negative $14.1 billion. Is that bad? It seems bad.

"October. This is one of the peculiarly dangerous months to speculate in stocks. The others are July, January, September, April, November, May, March, June, December, August, and February." —Mark Twain, Pudd'nhead Wilson

"A serious investor is not likely to believe that the day-to-day or even month-to-month fluctuations of the stock market make him richer or poorer." -Benjamin Graham

"If the job has been correctly done when a common stock is purchased, the time to sell it is -- almost never." -Philip Fisher