The human soul acts as a vital bridge connecting our spiritual essence to our physical bodies. It plays a crucial role in determining our life's direction, enabling us to choose between a spiritually fulfilling life or a mere existence bound to the physical world. This choice, as Scripture indicates, is profound in its simplicity and gravity: "I have set before you life and death, blessings and curses. Now choose life, so that you and your children may live" (Deuteronomy 30:19).

Jesus Christ emphasized that His teachings are "spirit and life" (John 6:63), guiding us to align our choices with the spiritual truth He imparted. The soul, thus, does not just reside within us; it invites us to engage with the divine, to open ourselves to a life that transcends our earthly existence.

The decision to open one's heart to Jesus is illustrative of this choice. As Revelation 3:20 poetically reveals, Jesus stands at the door of our hearts, knocking. If one chooses to open the door, He promises to enter and commune with them. This choice dictates whether we live in the light of God's presence or remain outside, disconnected from the source of true life.

The narrative of Lucifer's fall, as described in Isaiah 14:12-15 and Luke 10:18, serves as a stark reminder of the consequences of rebellion against God. Cast down from heaven, Lucifer, now Satan, tempts humanity to forsake divine commandments, as seen in the Garden of Eden. Eve's decision to eat the forbidden fruit, influenced by Satan’s deceit, led humanity away from divine authority and towards spiritual death—a separation from God.

This separation from God is not merely a loss of spiritual proximity but an active choice of the soul, as illustrated by Adam and Eve’s sin. Their actions symbolize a broader human condition—choosing autonomy over obedience, which results in spiritual death. However, the Bible assures redemption through Jesus Christ, whose death and resurrection reestablished our access to the spiritual realm, thus offering salvation and reconciliation with God.

In essence, the body and soul were created to exist within a spiritual reality, but sin introduced a profound dichotomy between the spiritual and physical worlds. This dichotomy can only be reconciled through Christ. Romans 10:17 teaches that faith comes from hearing the message of Christ, which enables us to see and hear spiritually, thus regaining what was lost through sin.

Choosing life in Christ means embracing a relationship with God through His Son, facilitated by the Holy Spirit. This relationship transforms our spiritual vision, allowing us to perceive and interact with the spiritual realm, ensuring our decisions align with God's will. Engaging with the Word of God—studying, meditating, and proclaiming it—strengthens our faith, guiding us to live not by sight but by faith (2 Corinthians 5:7).

In conclusion, the soul's power to choose is a pivotal force in our spiritual journey. It calls for a deliberate decision to invite Christ into our lives, thereby granting us access to the spiritual life He offers. This choice is not merely about selecting between two paths but is an invitation to engage deeply with the spirit, to live a life that is eternally connected to the source of all life, God Himself.