Idealism is like a castle in the air if it is not based on a solid foundation of social and political realism.

Humility is the solid foundation of all virtues.

A solid foundation in genetics is increasingly important for everyone.

We had a lot of positives out there. It's a solid foundation to build on.

The Omega Point Theory can be a solid foundation of support for all of the great human religions.

You can't build a great building on a weak foundation. You must have a solid foundation if you're going to have a strong superstructure.