I have a toddler who is 3 years old.  Let me tell you - Parenting is a difficult and confusing process to help develop the child from infancy to being an adult.
I am childless, is it really that difficult?  By three they should be self sufficient shouldn't they?
That's what I thought too - until my kid started being very attached to me.  Then I learnt about many different type of parenting skills and coping mechanisms, such as attachment theory.  
Attachment theory, what's that?
It's the theory that describes the long term and short term relationships between people.  For example, my toddler wants to consistently be around me when they are scared to receive emotional support.  The issue is, she gets scared of anything that is new to her.
Does that then encourage her to be afraid of things since she knows you are going to be right there?
Attachment theory
Attachment theory is a psychological model attempting to describe the dynamics of long-term and short-term interpersonal relationships between humans. "Attachment theory is not formulated as a general theory of relationships; it addresses only a specific facet": how human beings respond in relationships when hurt, separated from loved ones, or perceiving a threat.
Provided any caregiver, all infants become attached—however, individual differences in the quality of the relationships remain significant.
In infants, attachment as a motivational and behavioral
do believe that when it comes to relationships that you have to set the bar high and know your worth so that you never settle, and that's what 'One Shot' is about." She explained that the song is also about being upfront with your love interest: "I think there is a misconception that being open and honest, and saying what it is you want is something we should be embarrassed about. But that's just not me. I am a very honest person, I always tell somebody what