What is the "dominant response" that comes about when you try to psych yourself up before doing something you don't want to? Trying too hard to psych yourself up can have the opposite effect?!
So psyching yourself up will 
have the opposite effect.
لذا سيُشكِّلُ تحميسُ نفسكِ الأثرَ المُعاكِس
Sich da mental zu pushen,
hat also einen gegenteiligen Effekt.
En ese caso, si tratas de recobrar el 
ánimo, se producirá el efecto contrario.
Así que si tratas de recobrar el ánimo, 
se producirá el efecto contrario.
Dans un tel cas, se motiver
provoque l’effet contraire.
Quindi persuadersi potrebbe
 avere l'effetto contrario.
Então ficar pensando nisso vai ter o efeito contrário.