YOU SAID:
I need more mental stimulation than this.
INTO JAPANESE
私はこれ以上の精神的な刺激が必要です。
BACK INTO ENGLISH
I need more spiritual stimulation than this.
INTO JAPANESE
私はこれ以上の霊的刺激が必要です。
BACK INTO ENGLISH
I need more spiritual stimulation.
INTO JAPANESE
私はより多くの霊的刺激が必要です。
BACK INTO ENGLISH
I need more spiritual stimulation.
That didn't even make that much sense in English.