The worst disease which can afflict business executives in their work is not, as popularly supposed,

Yup. People should always think for them selves even if they trust their leader.

A very true statement because ego leads to the idea that an executive can do no wrong, make no mistakes and they discount those who are advising them simply because it goes against their ego.

but this is truer Paula; Egotism is the anesthetic that dulls the pain of stupidity."
~Frank Leahy~

Nice one Sean. And I think it is true