Auf den Punkt gebracht:

Your mind is what makes everything work.

Kareem Abdul Jabar

The mental part is the hardest part and I think that´s the part
that separates the good players from the great players.

Michael Jordan

Man fliegt nur so weit, wie man im Kopf schon ist.

Jens Weissflog

Concentration and mental toughness are the margins of victory.

Bill Russell

Champions are made from something they have deep inside them - a desire, a dream, a vision.

Muhammad Ali