Peoples' personalities.................(1) considerably from one another as there are no two alike . Our ingrained characteristics which..................(2) the patterns of our behaviour, our reactions and temperaments are unparalleled on.....................(3) of the diversified processes that......................(4) our personality in the earliest....................(5) of human development . Some.................(6) of character may to some..................(7) be hereditary simulating the attributes that...................(8) our paremts . Others may...............(9) from the conditions experienced during pregrancy and infancy in this way reflecting the parents' approach towards.....................(10) their offspring . Consequently, the environmental factor........................(11) a crucial role in strengthening or eliminating certain behavioural systems making an individual more prone to.................(12) to the patterns that ......................(13) a prize . Undoubtedly, human personality ......................(14) the most profound and irreversible formation during the first period of its development, yet, certain characteristics may still be ......................(15) to considerable changes conditioned by different circumstances and situations .