Knowlege is two-fold, and consists not only an affirmation of what is true, but in the negation of that which is faise

We do not err because the truth is difficult to see. We err because this is more comfortable

I haveoften regretted my speech, never my silence.

Well-managed,cooperative conflict contributes to the productivity and innovativeness oforganizations and the competence and well-being of people.

Philosophy may describe unreason, as it may describe force; it cannot hope to refute them.

Whenmen and women agree, it is only in their conclusions; their reasons arealways different.

Happiness is the wondrous commodity, the more your give; the more you have.

We arejudged by what we finish, not what we start.

Hearme, my chiefs! I am tired. My heart is sick and sad. From where the sun nowstands, I will fight no more forever.

People whoare too concerned with how well they are doing will be less successful andfeel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation, or between extrinsicand intrinsic motivation...

Sometimeswe have the dream but we are not ourselves ready for the dream. We have togrow to meet it.

Not work, but the thought that he must work is what makes the lazy man tired.