What are the advantages of self preservation?

Self preservation can be physical or abstract.

The advantages are:

1.Physical self preservation involves-safety, good health with no illness in life.

2.Physical self preservation -in posture,speech & behaviour(personal & social)

3.Physical self preservation- in death-mummification & Gene frozen preserve for future genetic cloning/birth

1 Abstract self preservation- in thoughts & beliefs.(personality/attitude)

They all give you identity.