properly, indicative of affirmation or concession (in fact); usually followed by a contrasted clause with G1161 (δέ) (this one, the former, etc.)

Foundation, laying down. The Lamb slain from the foundation of the world. God's plan of redemption was decided before creation.

The world, the ordered universe. God so loved the kosmos. He loves what He made and He is working to redeem every part of it.

Reveal, make visible, manifest. Phaneroo. What was hidden in God before time has been made visible in Christ. The secret is out. Live in the light of what has been revealed.

Last, final. I am the first and the last. Jesus holds both ends of time. Nothing catches Him by surprise and nothing is beyond His reach.

a space of time (in general, and thus properly distinguished from G2540 (καιρός), which designates a fixed or special occasion; and from G165 (αἰών), which denotes a particular period) or interval; by extension, an individual opportunity; by implication, delay

Through, by means of, because of. Dia. God works through circumstances, through people, through suffering itself. Nothing is incidental in his hands.