Self-help and spirituality author Marianne Williamson, who is currently challenging Joe Biden for the Democratic presidential nomination, on Thursday completely rejected rumors that she has fully given up her campaign. Williamson, who has also run in previous cycles, admitted Thursday evening that she was asking her associates about the possibility of giving up her shot at the coveted GOP nomination. However, she said, she is still in the race for right now, and it’s important. ALSO READ: Few Trumpers who embrace political violence understand its endgame “Tonight I was speaking with volunteers…