Manage things. Lead people.
A ship in port is safe, but that's not what ships are built for.
The most damaging phrase in the language is: 'It's always been done that way.'
If it's a good idea, go ahead and do it. It is much easier to apologise than it is to get permission.
One accurate measurement is worth a thousand expert opinions.
You manage things, you lead people. We went overboard on management and forgot about leadership. It might help if we ran the MBAs out of Washington.