A habit is good if it helps ...

A habit is good if it helps you achieve your goal; it is bad if it hinders your achievement.
A habit is good if it helps you achieve your goal; it is bad if it hinders your achievement.
 Douglas Merrill

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Being self-made is a state of mind, and once you put that mentality to work, your success will come.
 Dave East
A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
 Dave East
There are no secrets to success. It is the result of preparation, hard work, and learning from failure.
You have to have the service mentality in the sense that you subjugate your own ego, and you subjugate a large part of your own life to really helping other people, being successful on their behalf.
 Herb Kelleher
Success consists of going from failure to failure without loss of enthusiasm.

Quotes from the same author

With too little data, you won't be able to make any conclusions that you trust. With loads of data you will find relationships that aren't real... Big data isn't about bits, it's about talent.
 Douglas Merrill
There is a time to deliberate... and a time to act. Learn to recognize which is which, and act accordingly.
 Douglas Merrill