obligation

The search of knowledge is an obligation laid on every Muslim.

. . . there is nevertheless a certain respect, a general duty to humanity, not only to beasts that have life and sense, but even to trees and plants. We owe justice to men, and graciousness and benignity to other creatures . . . there is a certain commerce and mutual obligation betwixt them and us.

Twelve Priceless Qualities of Success: 1. The value of time. 2. The success of perseverance. 3. The pleasure of working. 4. The dignity of simplicity. 5. The worth of character. 6. The power of kindness. 7. The influence of example. 8. The obligation of duty. 9. The wisdom of economy. 10. The virtue of patience. 11. The improvement of talent. 12. The joy of originating.

When some men discharge an obligation, you can hear the report for miles around.

It is not a government's obligation to provide services, but to see that they are provided.

If you don't like the way the world is, you change it. You have an obligation to change it. You just do it one step at a time.

If this bill [for the admission of Orleans Territory as a State] passes, it is my deliberate opinion that it is virtually a dissolution of the Union; that it will free the States from their moral obligation; and, as it will be the right of all, so it will be the duty of some, definitely to prepare for a separation, - amicably if they can, violently if they must.

Man always travels along precipices. His truest obligation is to keep his balance.

As though there were a tie And obligation to posterity. We get them, bear them, breed, and nurse: What has posterity done for us. That we, lest they their rights should lose, Should trust our necks to gripe of noose?

The obligation to endure gives us the right to know.