No individual has sufficient ...

No individual has sufficient experience, education, native ability and knowledge to ensure the accumulation of a great fortune, without the cooperation of other people.
No individual has sufficient experience, education, native ability and knowledge to ensure the accumulation of a great fortune, without the cooperation of other people.

Quotes from the same author

Effort only fully releases its reward after a person refuses to quit.
Bravery is fearlessness-the absence of fear. The merest dolt may be brave because he lacks the mentality to appreciate his danger.
Fears are nothing more than a state of mind.
Ideas are the beginning points of all fortunes.
You might well remember that nothing can bring you success but yourself.