You are naturally straightforward and sincere. This quality helps you persuade people to your viewpoint, but you have difficulty telling lies and seeing deception in others.
You gain a +1 bonus on Diplomacy checks.
You take a -1 penalty on Bluff checks and Sense Motive checks.
Characters with this trait might be naive and too unsophisticated to lie, or they might be aware of worldly matters and simply choose to take a higher ground.