Based on the given tweet, determine the level of fear the author is experiencing. Choose from the following options: 0: no fear can be inferred, 1: low amount of fear can be inferred, 2: moderate amount of fear can be inferred, 3: high amount of fear can be inferred.
Tweet: Sir, my concern is not whether God is on our side; my greatest concern is to be on God's side, for God is always right.' - Abraham Lincoln
0: no fear can be inferred