Do you really like a particular stock? Put 10 percent or so of your portfolio on it. Make the idea count. … Good [investment] ideas should not be diversified away into meaningless oblivion.
William H. “Bill” Gross – American Fonds Manager and company founder (b. 1944), from “Everything You’ve Heard About Investing Is Wrong! How to Profit in the Coming Post-Bull Markets” (1997), Quotations book 2016