You have power over your mind - not outside events. Realize this, and you will find strength. Marcus Aurelius

---

Strength does not come from winning. Your struggles develop your strengths. When you go through hardships and decide not to surrender, that is strength. ― Arnold Schwarzenegger

---

We shall defend our island, whatever the cost may be, we shall fight on the beaches, we shall fight on the landing grounds, we shall fight in the fields and in the streets, we shall fight in the hills; we shall never surrender.

---

Socialist thought owes its appeal to the young largely to its visionary character; the very courage to indulge in Utopian thought is in this respect a source of strength for socialism which traditional liberalism sadly lacks. Speculation about general principles provides an opportunity for the play of the imagination of those who are unencumbered by much knowledge of the facts of present-day life. Their ideas suffer from inherent contradictions, and any attempt to put them into practice must produce something utterly different from what they expect. — Friedrich August von Hayek

---

With the new day comes new strength and new thoughts. — Eleanor Roosevelt

---

Look well into thyself; there is a source of strength which will always spring up if thou wilt always look. — Marcus Aurelius

---

Saudi Arabia makes a billion dollars a day, okay? They make a billion dollars a day. -Donald Trump

---

A quiet conscience makes one strong! ― Anne Frank

---

In life, we always rise or fall to the standards we set for ourselves - Set high standards. ― Fela Bank-Olemoh

---

Exploration of the natural world begins in early childhood, flourishes in middle childhood, and continues in adolescence as a pleasure and a source of strength for social action. — David Sobel

---