. >> welcome back to "hardball" that was former republican congressman bob inglis.lis is receiving the john f. kennedy profile in courage award coming next month. in 2004 at the urging of his children and scientists inglis reversed hi long held position that climate change wasn't real. he ultimately proposed a carbon tax in the u.s. congress. in 2010, his republican primary opponent, trey gowdy attacked on the climate and lost the seat he held for 12 years. in announcing the award, the john f. kennedy library foundation noted that inglis, quote, displayed the courage to keep an open mind and uphold his responsibilities as a leader and citizen at the expense of his own political career. joining me right now is the man himself from washington on this earth day. former u.s. congressman bob inglis. congressman, thank you for joining us. do you think it's -- what is it? it is about being troglodytes? what makes people see what they don't want to see about science and climate change? >> well, it really is sort of an indication we've got to change, you know. and change is