Some personal thoughts:
-Danger is what we don't understand well enough.
-A problem is a special kind of lessons.
-Intelligence is propotional to concentration.
-The bullshit known as motivation is due to a misunderstanding of passion.
-Either we learn to live all together in peace or die all together like fools.
-Logic will get you from a to b, imagination will get you everywhere - Einstein.
-If your method doesn't solve the problem, change the problem. - A human.