A person who motivates generally can be called an encourager, inspirer, or motivator.
Using terms like "crazy" to describe someone's mental state is generally considered disrespectful and stigmatizing. It's more appropriate to use person-first language, such as saying "a person with a mental health condition" or "a person experiencing mental health challenges."
You could call this person a "selfish immortal."
If someone tries to make you feel jealous.You must call that person a despo or a looser and a jerky person.
A person who answers a questionnaire is often referred to as a respondent.
A person who studies the mind is called a psychologist.
I guess you can generally call them bums. I am not 100% sure though.
Generally, a person who does not have friends is referred to as an outcast or a loner.
There are many things that motivates a person to travel. It could be curiosity, job offers, health reasons, family tragedy, or a person being born.
An idiot. But generally speaking, a person walking the street is called a pedestrian.
a geek
a conformist!
you can generally call a person by calling him bhai sahb or sriman
A tailor or a seamstress but generally there is no name for someone who makes and sells clothes
Generally, the person is a chauffeur if employed to drive a private or rented vehicle.
Money, good health, boredom.
A friendly outlook and a wish to make friends
A misanthrope is someone who generally dislikes or distrusts people and society as a whole.