(CNN) — An inexpensive polypill is probably one of the best ways to solve the world’s heart problems, prominent cardiologists say. Never heard of a polypill? You’re not alone. This approach to ...

While we can’t fix everything, there’s a fundamental truth that most large problems begin as small problems that, left unattended, grow or propagate. There are always plenty of problems to be solved.

Having a brilliant idea is just the beginning. The real magic happens in its implementation. As the notable Theodore Levitt wisely stated, "ideas are useless unless used." It's the execution that ...