Make fair agreements and stick to them.
Agreement happens between two parties and is always a compromise for one party. There can be agreements where both parties are happy and content with the percentages and the shares but that kind of agreement is rare. Agreements becomes principles after it gets old and vulnerable. Crime bosses puts a gun on their target individuals and say that guns don't need agreement and this shows that agreement can be done by force too.
It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong.
It is only the farmer who faithfully plants seeds in the spring who reaps in the autumn.
The bargain that brings mutual satisfaction is the only one that is apt to be repeated.
We judge ourselves by what we are capable of doing, while others judge us by what we have already done.
Lately, there is nothing more likely to start disagreement among people or countries than an agreement.
Make fair agreements and stick to them.