Buffett said stocks "might be a little on the high side now, but they've not gone into bubble territory." Buffett, who has shunned many high-growth tech stocks, also said he was not worried about the Nasdaq getting back near the all-time highs it hit in 2000.
http://money.cnn.com/2015/04/02/investing/warren-buffett-stock-market-bubble/index.html
#bubbles