Both extremes; two opposite, extreme positions or conditions (lacking a middle ground).
彼の意見はいつも両極端で、妥協点が見つからない。
His opinions are always at both extremes, and no compromise can be found.
政策について両極端に分かれて議論が白熱した。
Debate over the policy heated up, split between two extremes.
両極端に走るより、中間の解決を探したほうがいい。
Instead of going to extremes, it's better to look for a middle solution.