Science is based on experiment, on a willingness to challenge old dogma, on an openness to see the universe as it really is. Accordingly, science sometimes requires courage - at the very least the courage to question the conventional wisdom.
We'll continue to speak out in a respectful way; never challenging somebody's love for America when you criticize their strategies or their point of view.
My dad challenged every president from President [Dwight] Eisenhower and Vice President [Richard] Nixon to President [J.F] Kennedy, Vice President [Lindon] Johnson to President Johnson and Vice President [Hubert] Humphrey. It`s challenging the administrations to do the right thing.
Throughout American history, there have been moments that call on us to meet the challenges of an uncertain world, and pay whatever price is required to secure our freedom.
As a matter of fact, it's in our interests that we help reformers across the Middle East achieve their objectives. This is the fundamental challenge of the 21st century.
SACERDOTALIST, n. One who holds the belief that a clergyman is a priest. Denial of this momentous doctrine is the hardest challenge that is now flung into the teeth of the Episcopalian church by the Neo-Dictionarians.
Turmoil is a call for awakening. Every challenge, great or small, is moving you to look deeper and draw forth the highest in you. You're never given a challenge beyond your ability to meet and master. You'll rise above every circumstance because you're greater than any circumstance.
As a matter of fact, it's in our interests that we help reformers across the Middle East achieve their objectives. This is the fundamental challenge of the 21st century.
One of the things I learned as president is that your life is just not going to unfold the way you want it to. There will be surprises, challenges, and therefore the question is how you deal with the unexpected.