New Delhi, July 4 -- Grant Sabatier, investor and author of 'Financial Freedom' who grew his net worth from near "nothing" to over $1 million in five years told Business Insider he believes that achieving FIRE - financial freedom, retire early - has "never been easier to do".

Sabatier began investing in the 2010s and "rode a strong bull market" to achieve FIRE in his 30s, as per the report. The publication added that he did acknowledge that some challenges were tougher today - higher housing costs, inflation and market headwinds, but still thinks that the FIRE philosophy has evolved over the past decade and a half to become more "accessible, broader and flexible".

Asked about what he would advise investors looking to take the FIRE path,...