New Delhi, Jan. 26 -- Supreme Court's justice Ujjal Bhuyan on Sunday said that the top court exists to uphold personal liberty of citizens and not to justify executive excesses, as he emphasised the need for the court to speak in one voice to ensure law is uniformly followed across all courts and countries do not feel hesitant to extradite white collar criminals.

Justice Bhuyan, who has authored the decision granting bail to AAP convenor Arvind Kejriwal in the Delhi liquor scam and gave the lone dissent opposing ex-post facto environment clearance, said that white collar crimes are serious in nature but investigating agencies should enhance their credibility by being selective in targeting criminals when they change political sides.

The...