Holy Trinity Sunday: One God, three persons - Glory be to the Father, the Son and the Holy Spirit, God is the present, the past and the future. The mystery is incomprehensible and inexplicable, said Saint Athanasius: ‘If God is comprehensible to the human mind, then he is not true God.’ The word ‘Trinity’ was first used in the third century, it is a combination of two words “Tri” and ‘Unity’, meaning three but one. The Holy Scriptures speak of unity, but of the three persons of God, both in the Old and New Testaments...