Can inner peace be as simple as letting go, and resting under the shade of an old tree?
Can practices of Pray, Zen, concentration, forgiveness, true love, etc, lead to inner peace?
What different Holy Books say on this subject?
Can we find inner peace mentally and spiritually, while our physics do not?
Is there causal correlation between individual inner peace and an average World Peace?
Are Kindness, Mercy and Justice with all types of creatures (human, animal, vegetable…) lead to inner peace and its stability?
Are the presence of sleep disorder, stress, anxiety and depression meaning that the inner peace is very affected and very perturbed?
Does the respect of rules, laws, religions, principles and values increase the inner peace?