He that always gives way to others will end in having no principles of his own.
Fools take to themselves the respect that is given to their office.
Look and see which way the wind blows before you commit yourself.
While I see many hoof marks going in, I see none coming out. It is easier to get into the enemy's toils than out again.
Implementation beats oration.
Don't kill the goose that lays the golden egg.