Too great haste to repay an obligation is a kind of ingratitude.
The people of the Middle East share the desire for freedom. We have an opportunity - and an obligation - to help them turn this desire into reality.
It has been, after all, 11 years, more than a decade now, of defiance of U.N. resolutions by Saddam Hussein. Every obligation that he signed onto after the Gulf War, so that he would not be a threat to peace and security, he has ignored and flaunted.
Congress has an obligation to protect our country's natural beauty, embodied in our nation's parks, rivers, and breathtaking landscapes.
Honest pioneer work in the field of science has always been, and will continue to be, life's pilot. On all sides, life is surrounded by hostility. This puts us under an obligation.
I think that two people who decide to live together in a marriage situation, they have an obligation to make the marriage work for them.
I feel a big obligation to the audience, almost in a moral sense, to say something useful. If I'm going to spend a year of my life on these things, I want something that I feel that strongly about.
I was given talent, and if you are given it, it is your obligation to use it.
So I had to be careful. I recognized the responsibility that, whether I liked it or not, I had to accept whatever the obligation was. That was to behave in a manner, to carry myself in such a professional way, as if there ever is a reflection, it's a positive one.
National sovereignty is an obligation as well as an entitlement. A government that will not perform the role of a government forfeits the rights of a government.
Each of us knows that we have an obligation to care for the old, the young and the sick. We stand strongest when we stand with the weakest among us.
It is the solemn obligation of a leader always to be a leader. Even when - perhaps especially when - you don't feel like being a leader.
Basketball is in my blood. It is my obligation to try.
We have an obligation and a responsibility to be investing in our students and our schools. We must make sure that people who have the grades, the desire and the will, but not the money, can still get the best education possible.
All sciences are now under the obligation to prepare the ground for the future task of the philosopher, which is to solve the problem of value, to determine the true hierarchy of values.