Optical illusion personality tests can reveal insights about one's innermost thoughts and feelings. Depending on whether you first see a tree or a couple in a specific image, you may be empathetic and detail-oriented, or logical and rational. However, results may not be universally accurate as these tests provide generic interpretations. Share and compare with friends for fun.Optical illusion personality tests can reveal insights about one's innermost thoughts and feelings. Depending on whether you first see a tree or a couple in a specific image, you may be empathetic and detail-oriented, or logical and rational. However, results may not be universally accurate as these tests provide generic interpretations. Share and compare with friends for fun.