"We live in a world where unfortunately the distinction between true and false appears to become increasingly blurred by manipulation of facts, by exploitation of uncritical minds, and by the pollution of the language."
- Arne Tiselius

https://www.flickr.com/photos/lessonsproject/17115364612/

"Feelings could override facts, as facts could alter feelings. Choose the truth first, rather than following after feelings."
- Anthony Liccione

"Truth is not what we want to see, but to make us see that which is amply visible even if not seen."
- Anuj Somany

"Nothing exists except atoms and empty space; everything else is opinion." 
- Democritus

"There are no facts, only interpretations."
- Friedrich Nietzsche

https://www.flickr.com/photos/lessonsproject/15341571349/

"Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth."
- Marcus Aurelius

Sometimes it is difficult to determine whether a statement is the truth based on facts or just an opinion (which may not be objective but based on someone's background, biases etc.).