A human life is perfect if we live our life in perfect contentment and if we use our maximum potentiality. Yagnas promote these. For the above mentioned, people need to cultivate the mind and heart equally.
Mind reaches the maximum potentiality in perfect unbounded state, heart reaches the maximum potentiality in perfect contentment. When you order a yagna you can help the evolution of mind and heart equally.
Yagnas always direct you to the higher states of evolution, to the higher states of mind and heart.
If you order a yagya for the equilibrium of your mind, you will experience calmer and calmer states of your mind. By time you will reach the state of unbounded mind, the silence mind, which is devoid of suffering, devoid of doubts, calm and alert in the same time.
If you order yagna for your contentment your life will pointing towards a better and higher state, and finally you will realize how perfect a life can be in perfect contentment. This is only a life which is worth to live. This can be the life of a man who order yagnas, this can be the life of the people of our present age.