Good judgement comes from experience. Experience comes from bad judgement.
Assumption is the mother of all fuckup.
If you can't measure it, you can't improve it. - Lord Kelvin
Luck is what happens when preparation meets opportunity.
Don't ever confuse enthusiasm with capability. / Great effort can never make up for lack of readiness. - General Pete Schoomaker
You miss 100% of the shots you don't take.
(NL) Nee heb je, ja kun je krijgen. Which means, you already have "no", but you could get "yes".
(Most of the ones that Miltos likes)