it just seems I can never keep my focus.
There are many ways in life. Some people plant their "flag" on political activism, some in social justice, others just want to party.
Many people come to discover that Jesus is not just another thing to select in life, but life itself. When you come to faith in Jesus, it is more than just planting a "flag". Jesus is the only solid rock.
You can read in Ephesians chapter 4 that the Christian is supposed to grow into the full image of Christ. This is a process of Christian maturity that is all too frequently never realized.
While most churches fall short in helping you become more like Jesus, you can get a good start with a church that actually believes the Bible is literally true. Most churches do not have this view of the Bible. Churches with a high view of the Bible will be able to help you learn to use Bible tools such as a concordance and even help you learn how to dig into the Greek.
Learning more and more in the Bible is key to growing in faith and steadfastness.
Jesus says that if we abide (live) in His word, then we are His disciples and we will know the truth and the truth will set us free.
Ephesians 4:11-15 And he gave some, apostles; and some, prophets; and some, evangelists; and some, pastors and teachers; For the perfecting of the saints, for the work of the ministry, for the edifying of the body of Christ: Till we all come in the unity of the faith, and of the knowledge of the Son of God, unto a perfect man, unto the measure of the stature of the fulness of Christ: That we henceforth be no more children, tossed to and fro, and carried about with every wind of doctrine, by the sleight of men, and cunning craftiness, whereby they lie in wait to deceive; But speaking the truth in love, may grow up into him in all things, which is the head, even Christ: