The top people of the biggest companies are, surprisingly, often the nicest ones in their company I'm not sure, though, if they got there because they were good guys or that they're now good guys because they can afford to be.
When you catch what you're after, it's gone.
A little reciprocity goes a long way.
When you don't understand, it's sometimes easier to look like you do.
Once you've given advice to someone, you're obligated.
There are a handful of companies who understand all successful business operations come down to three basic principles; People---Product---Profit. Without top people, you cannot do much with the other two.