Things aren't always as they seem, so be careful, and vigilant. 

"A liar will not be believed, even when he speaks the truth."
 ~ Aesop

"We keep moving forward, opening new doors, and doing new things, because we're curious and curiosity keeps leading us down new paths."
 ~ Walt Disney

"Don't watch the clock; do what it does. Keep going."
 ~ Sam Levenson

"If I had no sense of humor, I would long ago have committed suicide." ~Mahatma Gandhi