Fancy-leaf varieties, including rex begonias, which put on the most splendid show, rhizomatous begonias more complex and introverted and cane-types, whose leaves echo angels' wings, are some of this spring's hottest plants.

WSJ: Rethink: Overcome Your Begonia Bias | Off Duty Spring 50

"As a CEO of a high-tech company, you have mixed feelings about innovation, " said EADS Chief Executive Tom Enders last spring, as the company grappled with cracks inside the wings of its newest plane in the skies, the A380 superjumbo.

WSJ: Boeing Shows How Innovation Can Be Messy