If you have trouble imagining a 20% loss in the stock market, you shouldn't be in stocks.

- John C. Bogle

The historical data support one conclusion with unusual force: To invest with success, you must be a long-term investor.

- John C. Bogle

Your success in investing will depend in part on your character and guts, and in part on your ability to realize at the height of ebullience and the …

- John C. Bogle

Learn every day, but especially from the experiences of others. It's cheaper!

- John C. Bogle

Rely on the ordinary virtues that intelligent, balanced human beings have relied on for centuries: common sense, thrift, realistic expectations, pati…

- John C. Bogle

Index funds eliminate the risks of individual stocks, market sectors, and manager selection. Only stock market risk remains.

- John C. Bogle

Time is your friend; impulse is your enemy.

- John C. Bogle

The mistakes we make as investors is when the market's going up, we think it's going to go up forever. When the market goes down, we think it's going…

- John C. Bogle

Speculation leads you the wrong way. It allows you to put your emotions first, whereas investment gets emotions out of the picture.

- John C. Bogle