There’s many things that contribute to bad thoughts, especially thoughts that cause us to feel negative about one another. The main contributor is what the Bible calls “letting the sun go down on your wrath” (Gal. 4:26-27)
By bearing grudges (Lev. 19:18), it allows a seed to take root that grows over time. Learning to truly love one another will be our greatest weapon in these last times, because the rest of the world around us will be totally callous without any idea of what it means to have brotherly love and affection one towards another. Bad thoughts will come, but we must learn to bring those thoughts into subjection under Christ (2Cor. 10:5)
This can only be achieved through practice. The time we have now is the time for practice.
The Messiah warns us of the thoughts of the heart and how they effect our actions (Matt. 15:16-20)
We know that the Creator searches the hearts and reins of men, and judges us according to the fruit which our heart produces (Jer. 17:10, Psa. 44:21, Wisdom 1:3-5)
Please read the Testament of Benjamin on the importance of having a pure mind.
Satan’s technology does help play a role:
Two Ways Excessive Technology Can Negatively Effect Your Health
What his technology does is either push new thoughts and ideas into your mind, or it simply cultivates that which is already in our hearts and minds. CERN is one such form of technology, in which the thoughts and emotions that we haven’t fixed within ourselves will be heightened to the point where you can no long control yourself.
What is “CERN” ? An in depth explanation of what is coming.
We are blessed enough to have the mysteries which the Most High have revealed through Enoch. He not only disclosed who the spirits are and how they work, but also how to get rid of them (Eph. 15:11)
Principles of Renewing and Protecting Your Mind
Renew Your Mind and Spirit (Rom. 12:2, Eph. 4:21-24)
If thine Eye Be Evil, Thy Body is Full of Darkness (Matt. 6:23-24)
In Malice Be Ye Children (1Cor. 14:20)
Put on the Whole Armour of God (Eph. 6:12-18)
Those Who Meditate on the Word Will Flourish (Psa. 1:1-3)
The Wicked Heart That we Received From Adam is as Such That It’s Very Impressionable by Evil (2Esd. 3:5-26)
We Must Therefore Keep (Guard or Protect) Our Heart’s With All Diligence (Pro. 4:23)
Satan Seeks for Anything and Anyone Whom He Can Use to Devour and Destroy (1Pet. 5:8)